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99 Actinide
Es

Einsteinium

RIS 0.000
Velocity
Rank#107
Co-citedFm
Physical properties
Category Actinide
Block f-block
State Solid
Config [Rn] 5f11 7s2
Electronegativity 1.3
Density 8.84 g/cm³
Melting 1133.0 K
Boiling 1269.0 K
Ionization 619.0 kJ/mol
Oxidation +2, +3
Discovered 1952 · Albert Ghiorso and others
10-year trends

Research trends from the past decade for this element.

Research trends from the past decade: publication rate, citation momentum, emerging applications. A bird's-eye view of how the field has been evolving.

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Top papers of all time
Progress in Particle and Nuclear Physics · 2025 · 78th percentile for its age
Physical review. A/Physical review, A · 2024 · 60th percentile for its age
Fusion Science & Technology · 2024 · 48th percentile for its age
Top papers, last 5 years
Progress in Particle and Nuclear Physics · 2025 · 78th percentile for its age
Physical review. A/Physical review, A · 2024 · 60th percentile for its age
Fusion Science & Technology · 2024 · 48th percentile for its age
Newest papers
arXiv (Cornell University) · 2026 · 32nd percentile for its age
arXiv (Cornell University) · 2026 · 32nd percentile for its age
Progress in Particle and Nuclear Physics · 2025 · 78th percentile for its age

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Einsteinium's history

Research intensity over time

Einsteinium's history

Einsteinium's research intensity, 1900 → today.

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Advanced visualization features

Einsteinium's associations

These shapes are citation clusters: groups of papers that cite each other. They show why Einsteinium is moving, not just that it is.

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